2/98 A car is traveling around a circular track of 800-ft radius. If the magnitude of its total acceleration is 10 ft/sec² at the instant when its speed is 45 mi/hr, determine the rate at which the car is changing its speed.
2/98 A car is traveling around a circular track of 800-ft radius. If the magnitude of its total acceleration is 10 ft/sec² at the instant when its speed is 45 mi/hr, determine the rate at which the car is changing its speed.
Traffic and Highway Engineering
5th Edition
ISBN:9781305156241
Author:Garber, Nicholas J.
Publisher:Garber, Nicholas J.
Chapter3: Characteristics Of The Driver, The Pedestrian, The Bicyclist, The Vehicle, and The Road
Section: Chapter Questions
Problem 10P
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![2/98 A car is traveling around a circular track of 800-ft
radius. If the magnitude of its total acceleration is
10 ft/sec² at the instant when its speed is 45 mi/hr,
determine the rate at which the car is changing its
speed.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F44080333-2b10-4605-bf85-c1fa36d7ff7d%2F0012e3e9-affc-42ee-a04f-b1ce0e5595c1%2Fg2iuk_processed.jpeg&w=3840&q=75)
Transcribed Image Text:2/98 A car is traveling around a circular track of 800-ft
radius. If the magnitude of its total acceleration is
10 ft/sec² at the instant when its speed is 45 mi/hr,
determine the rate at which the car is changing its
speed.
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